/Engine/Plugins/FX/Niagara/Source/NiagaraShader/Public/NiagaraShared.h
Records necessary information to give UI cues for errors/logs/warnings during compile.
[USTRUCT](Programming/UnrealArchitecture/Reference/Structs)() struct FNiagaraCompileEvent
FString
Message
The message itself
FGuid
NodeGuid
The node guid that generated the compile event
FGuid
PinGuid
The pin persistent id that generated the compile event
FNiagaraCompile...
Severity
Whether or not this is an error, warning, or info
FString
ShortDescription
A short, optional description of the event.
FNiagaraCompile...
Source
The source of the compile event for partial invalidation purposes.
TArray<FGuid>
StackGuids
The compile stack frame of node id's